/Engine/Plugins/Enterprise/DataprepEditor/Source/DataprepCore/Public/DataprepActionAsset.h
Add an operation to the action
The index of the added operation or index none if the class is
int32 AddOperation ( const [TSubclassOf](API\Runtime\CoreUObject\Templates\TSubclassOf)< [UDataprepOperation](API\Plugins\DataprepCore\UDataprepOperation) > & OperationClass )